Waec Biology 2001 Past Questions and Answers

Question 56:

• WAEC 2001

I. Complexion II. Height III. Blood Rh factor IV. Colour blindness
Which of the above human characteristics are discontinuous variations?

A. I and III only
B. II and III only
C. II and IV only
D. III and IV only

Question 57:

• WAEC 2001

Use the human characteristics to answer this question.
i. Complexion ii. Height iii. Blood Rh factor iv. Colour blindess
Which of the characteristics can be expressed phenotypically?

A. I and II only
B. I, II and IV only
C. I, III and IV only
D. I, II and III only

Question 58:

• WAEC 2001

Which of the following variations is applicable to a weight lifter?

A. Continuous variation
B. Discontinuous variation
C. Hereditary variation
D. Acquired variation

Question 59:

• WAEC 2001

The character that expresses itself in the presence of the contrasting characters

A. Hybrid
B. Allele
C. Recessive
D. Dominant

Question 60:

• WAEC 2001

Which of the following animals exhibits territoriality?

A. Bees
B. Bats
C. Lizards
D. Rabbit